KatCoda
KatCoda KatCoda
  • 04-03-2017
  • Mathematics
contestada

Find the 8th term of the arithmetic sequence:

10, 9 3/4,9 1/2,9 1/4

8 1/4
8 1/2
7 1/2
7 3/4

Respuesta :

royalranger
royalranger royalranger
  • 04-03-2017
an = a1 + (n-1)d

a8 = 10 + (8-1)(-1/4)
a8 = 10 + 7(-1/4)
a8 = 10 + (-1.75)
a8 = 8.25 or 8 1/4
Answer Link

Otras preguntas

Solve the system by substitution y= 7x x-7y= -48
what does economics have to do with georgia?
PLEASE HELP MEEEEEE ASAP WILL GIVE BRAINLEST
Can someone please help
Simplify the expression. 3.4m + 9 - 2.4m =blank
Which is the correct answer
What were some of the challenges she probably faced as a youngAfrican American woman growing up during segregation?
¿Quién es la madre de mi abuela?*
Which detail should be left out of an argument for free education of children worldwide? Children of all nationalities and economic backgrounds deserve the same
find the values of x and y in the diagram